P0171 · Manufacturer communications
Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
FORD
Reported code forms P0171
This article supersedes TSB 23-2195 to update the labor times from M-time to fixed time. Some of the vehicles listed in the Model statement above may exhibit an illuminated MIL in the instrument panel cluster (IPC) with…
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FORD
Reported code forms P0171
Some 2021-2023 F-150 vehicles equipped with a 3.3L engine may exhibit an illuminated MIL in the instrument panel cluster (IPC) with DTC P0171 stored in the powertrain control module (PCM). This may be due to the…
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FORD
Reported code forms P0171
Some 2021-2023 F-150 vehicles equipped with a 3.3L engine may exhibit an illuminated MIL in the instrument panel cluster (IPC) with DTC P0171 stored in the powertrain control module (PCM). This may be due to the…
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FORD
Reported code forms P0171
Some 2019-2021 F-150 vehicles built on or before 04-Mar-2021 and equipped with a 5.0L engine may experience an illuminated malfunction indicator lamp (MIL) and diagnostic trouble codes (DTC) P0171, P0172, P0174, P0175,…
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FORD
Reported code forms P0171
Some 2019-2020 F-150 vehicles equipped with a 5.0L flex fuel engine may exhibit an illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTC) P0171, P0172, P0174 and/or P0175. This may be due to…
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FORD
Reported code forms P0171
Some 2021 F-150 vehicles equipped with a 5.0L engine and built on or before 04-Mar-2021 may experience an illuminated malfunction indicator lamp (MIL) and diagnostic trouble codes (DTC) P0364, P060B, P062B, P164C,…
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FORD
Reported code forms P0171
Some 2021 F-150 vehicles equipped with a 5.0L engine and built on or before 08-Mar-2021 may experience an illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTC) P0364, P060B, P062B, P164C,…
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FORD
Reported code forms P0171
Some 2018 F-150 vehicles equipped with a 2.7L EcoBoost engine may experience an illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTCs) P2196, P2198, P2BF0, P2BF2, P2BF1, P2BF3, P2BEC, P2BED,…
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FORD
Reported code forms P0171
Some 2018-2020 F-150 vehicles equipped with a 5.0L engine may exhibit an illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTCs) P0171, P0172, P0174 and/or P0175. This may be due to incorrect…
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FORD
Reported code forms P0171
Some 2018 F-150 vehicles equipped with a 2.7L EcoBoost built on or before 12-Jul-2018 with greater than 500 miles may exhibit an illuminated Malfunction Indicator Lamp (MIL) with diagnostic trouble codes (DTC) P0300,…
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FORD
Reported code forms P0171
Some 2018 F-150 vehicles equipped with a 2.7L EcoBoost built on or before 12-Jul-2018 with greater than 500 miles may exhibit an illuminated MIL with diagnostic trouble codes (DTC) P0300, P0316, P0301-P0306, P2196,…
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FORD, LINCOLN
Reported code forms P0171
HARD START/LONG CRANK, ROUGH IDLE, ENGINE IDLE MISFIRE-MIL-DTCS P0300 THROUGH P0308, P0171, P0172, P0174, P0175, P0316, P2195, P2196, P2197, P2198. *SC
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FORD
Reported code forms P0171
MALFUNCTION INDICATOR LAMP (MIL) ON WITH DIAGNOSTIC TROUBLE CODES (DTC) P0171, OR P0174. F150 LIGHTING AND F150 HARLEY DAVIDSON SUPERCREW. *TT
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FORD
Reported code forms P0171
SOME LIGHTNING AND HARLEY DAVIDSON SUPERCREWS MAY EXHIBIT CHECK ENGINE LIGHT ILLUMINATION WITH DIAGNOSTIC TROUBLE CODES P0171 OR P0174. *TT
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FORD, LINCOLN, MERCURY
Reported code forms P0171
SOME VEHICLES MAY EXHIBIT VACUUM OR AIR LEAKS IN THE INTAKE MANIFOLD AND / OR ENGINE SYSTEM CAUSING DIAGNOSTIC TROUBLE CODES P0171 AND OR P0174. *TT
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FORD
Reported code forms P0171
CONCERNS WITH MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATION AND DIAGNOSTIC TROUBLE CODE (DTC) P0171 AND / OR P0174 STORED IN MEMORY. *JB
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